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@ 2022-03-12T11:10:36Z

<?php


$name='foo';
$param_foo='hello';

var_dump(${'param_' . $name}, "${'param_' . $name}", "{${'param_' . $name}}");

Output
Performance
VLD
References
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var_dump: documentation ( source)

preferences:dark modelive previewkey bindings

24.96 ms | 404 KiB | 5 Q